1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

2. The shares of common stock covered by this statement are held by TCI Holdings, LLC. J. Michael Nixon is a member of and the manager of TCI Holdings, LLC. As the manager of TCI Holdings, LLC, Mr. Nixon has sole voting and dispositive power over the shares held by TCI Holdings, LLC.

Remarks:

/s/ Shelley A. McBride, Attorney-in-Fact

01/18/2018

** Signature of Reporting Person

Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v).